All,

    The perigee contacts were nominal. The inertial maneuver was successful. 

The MOC had issues with the comm/data lines between SSC and Dulles. Data was offline at the MOC from 2102z-2120z and the issue is currently under investigation by Doug Hughes.

Tasks Accomplished:  

SSR Dump -> Dump New 

Reset 18 Day Timer 

CAR # 1246 Orbit # 571 ATS Upload 

    IBEX _2022_164_o0571a_v001  (91 Cmds, 556-646)

CAR# 1245 Re-Dump ORbit# 568 missing Blocks

SSR_Dump (NBlks, start 125580, NUMBlks 10)

Results from the Inertial Maneuver: 

Q1        -0.55426300      ActNor.EstInrToBdy[0]

Q2        0.07404390       ActNor.EstInrToBdy[1]

Q3        -0.17930600      ActNor.EstInrToBdy[2]

Q4        0.80941900       ActNor.EstInrToBdy[3]

GPS sec           1338415318       ActNor.EstTime

UTC time          06/04/2022 22:01:44     

MPS Diff          0.500    deg

MPS Cmd Vector X       0.313077000

MPS Cmd Vector Y       0.874920000

MPS Cmd Vector Z       0.369455000

CSS Angle TLM 0.148038          

CSS Sun-Pointing Angle            0.296076          

                        31 May 22 @ 13:00:00

CSS Angle TLM 0.4841 

CSS Sun-Pointing Angle            0.9682 

                        04 June 22 @21:00:00

Pre-Burn                     

Thruster 1         2896     31 May 22 @ 13:00:00

Thruster 2         2864    

Thruster 3         3248    

Thruster 4         3280    

Post-Burn                    

Thruster 1         3200     04 June 22 @21:00:00

Thruster 2         3136    

Thruster 3         3536    

Thruster 4         3600    

Number of Pulses                    

Thruster 1         304      

Thruster 2         272      

Thruster 3         288      

Thruster 4         320      

Thruster Pairs              

Thruster 1 & 2   576      

Thruster 3 & 4   608      

Sheral Wesley  | Sr Principal Engineer, Satellite Systems

Northrop Grumman Corporation  |  Space Systems 

O: 703-406-5641  |  C: 202-236-0802  |  sheral.wesley@ngc.com